Hamstring Strain

PE 709Advanced Care and Prevention

Of Athletic InjuriesDiane Stankevitz

What is a hamstring strain?

A stretch, tear, or rip in the muscle or adjacent tissue of the biceps femoris, semitendinosus, and/or semimembranosus.

Movement of the Hamstrings

The semimembranosus and semitendinosus performs hip extension, knee flexion and hip internal rotation.

The biceps femoris performs hip extension, knee flexion and hip external rotation.

Injury Report

How did the injury occur?

Running very quickly after the ball causing extreme hip flexion and knee extension.

Insert Video

HistoryMichael AllenApproximately 30 years of ageMidfielderInjury occurred 11/11/2010 at 4:00 PM during a game in

the stadium on a cool night on a grass surfaceMechanism of injury: Excessive Hip Flexion and Knee

ExtensionThere was no pre-existing conditionPain was dull to achy and was superficial with a pain of a 7

out of 10.Pain was constant with no radiating pain.Athlete appeared hydrated and in excellent physical

condition.Athlete is not currently taking any medications

Observations

Swelling has appeared on the middle third of the medial side of the right hamstring.

Athlete has difficulty walking.Noticeable limp.

Palpations

There is point tenderness, as well as a palpable defect on the middle third of the medial side of the right hamstring.

Sensory nerves (dermatomes) are intact.

Special Tests

Athlete has pain and limited range of motion on hip extension and knee flexion.

Muscle grade is a 3 of 5. Resistance was removed for contraction.

Suspected Condition

Athlete appears to have a 2nd degree muscle strain of the semimembranosus and/or semitendinosus of the hamstring group of the right thigh.

Immediate Treatment

Athlete is unable to compete.Must rest, ice, compress, and

elevate.

RehabilitationWeek 1 - Days 1 through 7:Must rest, ice, compress, and elevate.Include muscle stimulation on a

normal, continuous, biphasic setting for 20 minutes with an intensity high enough for a contraction and low enough to be comfortable to control pain and inflammation.

Rehabilitation

Week 2 - Days 1 through 7:Hot pack for 15 minutes10 minutes at a comfortable

pace on the bicycleBegin Stretching Exercises.

Rehabilitation

Stretching Exercises include:5 sets of 30 seconds with a 30

second rest of the following:

Rehabilitation

Rehabilitation

Ice for 15 minutes at the end of rehabilitation.

Rehabilitation

Week 3 - Days 1 through 7:Hot pack for 15 minutes10 minutes at a comfortable

pace on the bicycleContinues Stretching Exercises.

Rehabilitation

Add range of motion exercises:5 sets of 15 of the following:

Rehabilitation

Add range of motion exercises:5 sets of 15 of the following:

Rehabilitation

Add range of motion exercises:5 sets of 15 of the following:

Rehabilitation

Ice for 15 minutes at the end of rehabilitation.

Rehabilitation

Week 4 - Days 1 through 7:Continue with:Hot pack 15 minutesBicycle for 10 minutesStretchesRange of motion exercises

Rehabilitation

Add Strengthening Exercises:3 sets of 15 with a moderate

weight:LungesSquatsLeg Curls

Rehabilitation

Ice for 15 minutes at the end of rehabilitation.

Rehabilitation

Week 5 - Days 1 through 7:Continue with:Hot pack 15 minutesBicycle for 10 minutesStretchesRange of motion exercisesStrengthening exercises

Rehabilitation

Add sports specific skills:Kicking a soccer ballSoccer foot skillsSprinting on the soccer field

Rehabilitation

Ice for 15 minutes at the end of rehabilitation.

Rehabilitation

Week 6:Athlete should be able to return

to play.